1 of 1 people found the following review helpful
Nice product even I had a problem with the heart rate sensor battery,
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This review is from: Polar RC3 GPS With HRM (Sports)
It's a nice product, great gps signal accuracy, zoneoptimizer and fitness test are very useful. I don't recomend the stride sensor s3+ because it only improves the product by showing the cadence on the web ppt.com.